13405743

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 22360800

約数和(自身を除く): 8955057

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 439, 783, 1053, 1131, 1317, 2349, 3393, 3951, 5707, 10179, 11853, 12731, 17121, 30537, 35559, 38193, 51363, 114579, 154089, 165503, 343737, 462267, 496509, 1031211, 1489527, 4468581, 13405743]

約数ペア:

[(1, 13405743), (3, 4468581), (9, 1489527), (13, 1031211), (27, 496509), (29, 462267), (39, 343737), (81, 165503), (87, 154089), (117, 114579), (261, 51363), (351, 38193), (377, 35559), (439, 30537), (783, 17121), (1053, 12731), (1131, 11853), (1317, 10179), (2349, 5707), (3393, 3951)]